CN112022274A - Semi-automatic tourniquet - Google Patents

Semi-automatic tourniquet Download PDF

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Publication number
CN112022274A
CN112022274A CN202011006285.1A CN202011006285A CN112022274A CN 112022274 A CN112022274 A CN 112022274A CN 202011006285 A CN202011006285 A CN 202011006285A CN 112022274 A CN112022274 A CN 112022274A
Authority
CN
China
Prior art keywords
tourniquet
semi
automatic
patient
tourniquet body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011006285.1A
Other languages
Chinese (zh)
Inventor
张兆芳
张冉
韩月皎
韩晓蓉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JINAN CHILDREN'S HOSPITAL
Qilu Childrens Hospital of Shandong University
Original Assignee
JINAN CHILDREN'S HOSPITAL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JINAN CHILDREN'S HOSPITAL filed Critical JINAN CHILDREN'S HOSPITAL
Priority to CN202011006285.1A priority Critical patent/CN112022274A/en
Publication of CN112022274A publication Critical patent/CN112022274A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/132Tourniquets
    • A61B17/135Tourniquets inflatable
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/12Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
    • A61B17/132Tourniquets
    • A61B17/135Tourniquets inflatable
    • A61B17/1355Automated control means therefor
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18Status alarms
    • G08B21/24Reminder alarms, e.g. anti-loss alarms

Abstract

The invention relates to the field of medical instruments, in particular to a semi-automatic tourniquet, which comprises: the tourniquet comprises a tourniquet body, a connecting part, an inflation part and a connecting pipe, wherein the tourniquet body is of a flexible strip-shaped structure, and the connecting part is arranged at each of two ends of the tourniquet body so as to detachably connect the two ends of the tourniquet body together. The inflatable component is connected with the air chamber in the tourniquet body through a connecting pipe. The semi-automatic tourniquet can realize the effect that when a nurse pricks the infusion needle into the vein of a patient, the patient realizes automatic deflation of the tourniquet through fist loosening, and the condition that the nurse forgets to loosen the tourniquet after venipuncture is avoided. In addition, the traditional tourniquet needs a nurse to manually tie the tourniquet on the arm of a patient, is time-consuming and cannot be adjusted to proper tightness, and the semi-automatic tourniquet can enable the patient to hold the air bag to automatically adjust the tightness without hindering the search of blood vessels.

Description

Semi-automatic tourniquet
Technical Field
The invention relates to the field of medical instruments, in particular to a semi-automatic tourniquet.
Background
The information disclosed in this section is only for enhancement of understanding of the general background of the invention and is not necessarily to be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
In recent medical development, the Chinese medical industry is increasing, but some hidden dangers exist, especially in some details, the details are determined to be successful or failed. After visiting and investigating the problems generated in various hospitals, particularly in the venous transfusion and blood drawing tests of trainees, the inventor finds that: at present, some interns including professional nurses can forget to loosen tourniquets of patients during intravenous infusion, so that some unnecessary problems and injuries are caused, the medical care relationship is influenced to a certain extent, and medical care contradiction is caused.
Disclosure of Invention
Aiming at the problems, the invention provides a semi-automatic tourniquet which can realize the effect that when a nurse pricks an infusion needle into a vein of a patient, the patient realizes the automatic deflation of the tourniquet through the fist loosening, and the problem that the patient is forgotten to loosen the tourniquet when in venous infusion is avoided. In order to achieve the purpose, the technical scheme of the invention is as follows.
A semi-automatic tourniquet comprising: the tourniquet comprises a tourniquet body, a connecting part, an inflation part and a connecting pipe, wherein the tourniquet body is of a flexible strip-shaped structure, and the connecting part is arranged at each of two ends of the tourniquet body so as to detachably connect the two ends of the tourniquet body together. The inflatable component is connected with the air chamber in the tourniquet body through a connecting pipe.
Further, the tourniquet body is a strip-shaped structure made of flexible plastic or latex and provided with a sealed air chamber, and the tourniquet body is mainly used for being wound on the arm of a patient and the like so as to find an intravenous blood vessel.
Furthermore, the connecting part is a magic tape, and the hook surface and the hair surface of the connecting part are respectively fixed on the outer side surface and the inner side surface or the inner side surface and the outer side surface of the two ends of the tourniquet body. Can realize pressing the fixed and dismantlement of arteries and veins area body on patient's limbs conveniently through magic subsides.
Furthermore, the inflation component is a pressing type inflation bag made of rubber or latex, partial gas in the gas bag flows to a gas chamber in the tourniquet body by pressing the gas bag, so that the tourniquet body is inflated to expand the tourniquet body to press the position of the limb of the patient, and the blood vessel is displayed. When the patient loosens the air bag, the tourniquet can naturally deflate, part of the air returns to the air bag again from the air chamber in the tourniquet body, and the tourniquet body is decompressed, so that the injury to the patient is avoided.
Further, the connecting pipe is any one of a plastic pipe, a rubber pipe, a latex pipe and the like.
Furthermore, a pressure sensor is arranged in the air chamber and is connected with an audible and visual alarm arranged on the outer side surface of the tourniquet body; the pressing type inflatable bag is provided with a switch, the inner cavity of the pressing type inflatable bag is connected with the air pump, and the switch can control the opening and closing of the air pump.
When a switch on the air bag is pressed down, the air pump is started to inflate the air bag, air enters the air chamber of the tourniquet body through the connecting pipe to expand the tourniquet body, and when the switch is released, the air pump is closed, the air pump deflates, and therefore the tourniquet body is decompressed. Further, in order to prevent the patient from being inflated too much due to the fact that the switch is pressed for too long time, when the pressure sensor detects that the pressure in the air chamber reaches a set value, the audible and visual alarm is indicated to prompt the patient to release the switch and stop continuing to inflate.
Compared with the prior art, the invention has the following beneficial effects:
(1) the blood pressure belt is used for too long time, so that blood backflow is blocked, blood vessels expand, the blood pressure in capillary blood vessels is increased, the blood flow is reduced, and the loss of thick bodies is caused. Continuous high pressure of veins, reduction of water and electrolytes in tissue reflux, increase of concentration of protein and protein conjugates, obstruction of blood flow and increase of activity of fibrin; the metabolism is continued, and the metabolite lactic acid is increased, and the like. The semi-automatic tourniquet can realize the effect that the patient can automatically deflate through the fist when the nurse pricks the infusion needle into the vein of the patient, and the condition that the nurse forgets to loosen the tourniquet after venipuncture is avoided.
(2) The semi-automatic tourniquet can ensure that a patient can hold the air bag to automatically adjust the tightness degree under the condition of not obstructing the search of blood vessels.
(3) The traditional tourniquet has the possibility of polluting the puncture surface in the tying process or after the tying process is finished, but the semi-automatic tourniquet can be fixed on the wrist before disinfection, so that the crossing of a sterile area after disinfection is avoided, and the defects of the traditional tourniquet are overcome.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of a semi-automatic tourniquet according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a semi-automatic tourniquet in an embodiment of the invention.
Fig. 3 is a schematic diagram of the use of a semi-automatic tourniquet according to an embodiment of the present invention.
Fig. 4 is a cross-sectional view of a semi-automatic tourniquet in another embodiment of the present invention.
The scores in the figure represent: 1-tourniquet body, 2-connecting part, 3-inflatable part, 4-connecting pipe, 5-air chamber, 6-pressure sensor, 7-switch, 8-air pump and 9-wrist.
Detailed Description
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
For convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate that the directions of movement are consistent with those of the drawings, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element needs to have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Term interpretation section: the terms "mounted," "connected," "fixed," and the like in the present invention are to be understood in a broad sense, and for example, the terms "mounted," "connected," and "fixed" may be fixed, detachable, or integrated; the two components can be connected mechanically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and the terms used in the description are understood by those skilled in the art as having specific meanings according to the specific situation.
As mentioned above, some interns, including professional nurses, currently forget to loosen the tourniquet of the patient during intravenous infusion, which causes unnecessary problems and injuries. Therefore, the invention provides a semi-automatic tourniquet which has the effect that the tourniquet is automatically deflated by a patient through fist loosening, and the problem that the tourniquet is loosened by the patient when the patient forgets to perform intravenous infusion is avoided. The invention will now be further described with reference to the drawings and specific examples.
Referring to fig. 1-3, this figure illustrates a semi-automated tourniquet that essentially comprises the following components: the vein pressing belt comprises a vein pressing belt body 1, a connecting part 2, an inflating part 3 and a connecting pipe 4, wherein the vein pressing belt body 1 is of a flexible strip-shaped structure, specifically, the vein pressing belt body 1 is of a strip-shaped structure which is made of flexible plastic or latex and is provided with a sealed air chamber 5, and the vein pressing belt body is mainly used for being wound on the arm of a patient and the like so as to find out a vein for intravenous injection.
The two ends of the tourniquet body 1 are provided with the connecting parts 2, so that the two ends of the tourniquet body 1 can be detachably connected together. The connecting part 2 is a magic tape, and the hook surface and the hair surface of the connecting part are respectively fixed on the outer side surface and the inner side surface or the inner side surface and the outer side surface of the two ends of the tourniquet body 1. Can realize pressing the fixed of arteries and veins area body 1 on patient's wrist 9 and dismantle through the magic subsides on the aspect.
The inflation component 3 is connected with an air chamber 5 in the tourniquet body 1 through a connecting pipe 4. The connecting pipe 4 is a rubber pipe, and in addition, a plastic pipe or a latex pipe and the like can also be adopted. The inflation component 3 is a pressing type inflation bag made of rubber or latex materials, partial gas in the air bag flows to the air chamber 5 in the tourniquet body by pressing the air bag, and the tourniquet body is inflated to expand the tourniquet body to press the position of a limb of a patient, so that a blood vessel is displayed. Loosen the gasbag and make the pressure arteries and veins area natural deflation when the patient, the gasbag is got back to again to partial gas by air chamber 5 in the pressure arteries and veins area body, presses arteries and veins area body decompression to can realize when the nurse pricks the infusion needle into patient's vein at present, the patient realizes the effect of pressing the arteries and veins area automatic deflation through the pine fist, has also avoided the nurse to forget the condition of pine pressure arteries and veins area after venipuncture.
Further, referring to fig. 4, in another embodiment, a pressure sensor 6 is arranged in the air chamber 5, and the pressure sensor 6 is connected with an audible and visual alarm arranged on the outer side surface of the tourniquet body 1; the pressing type inflatable bag is provided with a switch 7, the inner cavity of the pressing type inflatable bag is connected with the air pump 8 through a pipeline, and the switch can control the opening and closing of the air pump 8. When a switch 7 on the air bag is pressed, the air pump 8 is started to inflate the air bag, air enters the air chamber 5 of the tourniquet body 1 through the connecting pipe 4 to expand the tourniquet body, and when the switch 7 is released, the air pump 8 is closed, the air pump 8 is deflated, and therefore the tourniquet body is depressurized. Further, in order to prevent the patient from pressing the switch for too long to cause excessive inflation, when the pressure sensor 6 detects that the pressure in the air chamber 5 reaches a set value, the audible and visual alarm is indicated to prompt the patient to release the switch 7 and stop continuing inflation.
Finally, it should be understood that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims (6)

1. A semi-automatic tourniquet, comprising: the tourniquet comprises a tourniquet body, a connecting part, an inflation part and a connecting pipe, wherein the tourniquet body is of a flexible strip-shaped structure, the connecting part is arranged at each of two ends of the tourniquet body, and the inflation part is connected with an air chamber in the tourniquet body through the connecting pipe.
2. The semi-automatic tourniquet of claim 1 wherein the tourniquet body is a strip-like structure with sealed air chambers made of flexible plastic or latex.
3. The semi-automatic tourniquet according to claim 1, wherein the connection portion is a hook and loop fastener, and the hook and loop fastener are fixed on the outer surface and the inner surface or the inner surface and the outer surface of the two ends of the tourniquet body, respectively.
4. The semi-automatic tourniquet of claim 1 wherein the inflation member is a push-type inflation bladder made of rubber or latex.
5. The semi-automatic tourniquet of claim 1 wherein the connection tube is any one of a plastic tube, a rubber tube, and a latex tube.
6. The semi-automatic tourniquet according to any of claims 1-5, wherein a pressure sensor is disposed in the air chamber and connected to an audible and visual alarm disposed on an outer surface of the tourniquet body; the pressing type inflatable bag is provided with a switch, the inner cavity of the pressing type inflatable bag is connected with the air pump, and the switch controls the opening and closing of the air pump.
CN202011006285.1A 2020-09-23 2020-09-23 Semi-automatic tourniquet Pending CN112022274A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011006285.1A CN112022274A (en) 2020-09-23 2020-09-23 Semi-automatic tourniquet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011006285.1A CN112022274A (en) 2020-09-23 2020-09-23 Semi-automatic tourniquet

Publications (1)

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CN112022274A true CN112022274A (en) 2020-12-04

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060135872A1 (en) * 2004-12-20 2006-06-22 Omron Healthcare Co., Ltd. Cuff for blood pressure monitor, blood pressure monitor, living body pressing apparatus, and living body information measuring apparatus
CN103584902A (en) * 2013-11-29 2014-02-19 无锡莱吉特信息科技有限公司 Compression tourniquet
CN204500845U (en) * 2014-12-24 2015-07-29 党庆风 A kind of disposable medical charge arm-rest belt
CN205391156U (en) * 2016-02-24 2016-07-27 南京医科大学第一附属医院 Measurable bag pressure arteries and veins area of calming anger
US20170325825A1 (en) * 2014-12-04 2017-11-16 Carebay Europe Ltd Smart Tourniquet
CN209644999U (en) * 2018-12-21 2019-11-19 夏国珠 A kind of arm-rest belt for blood sampling
CN211156038U (en) * 2019-05-31 2020-08-04 绍兴市柯桥区妇幼保健院 Air pressure type anti-forgetting pulse pressing belt structure

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060135872A1 (en) * 2004-12-20 2006-06-22 Omron Healthcare Co., Ltd. Cuff for blood pressure monitor, blood pressure monitor, living body pressing apparatus, and living body information measuring apparatus
CN103584902A (en) * 2013-11-29 2014-02-19 无锡莱吉特信息科技有限公司 Compression tourniquet
US20170325825A1 (en) * 2014-12-04 2017-11-16 Carebay Europe Ltd Smart Tourniquet
CN204500845U (en) * 2014-12-24 2015-07-29 党庆风 A kind of disposable medical charge arm-rest belt
CN205391156U (en) * 2016-02-24 2016-07-27 南京医科大学第一附属医院 Measurable bag pressure arteries and veins area of calming anger
CN209644999U (en) * 2018-12-21 2019-11-19 夏国珠 A kind of arm-rest belt for blood sampling
CN211156038U (en) * 2019-05-31 2020-08-04 绍兴市柯桥区妇幼保健院 Air pressure type anti-forgetting pulse pressing belt structure

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Application publication date: 20201204

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